EP2465823A3 - Waschsystem für nitroaromatische Verbindungen - Google Patents

Waschsystem für nitroaromatische Verbindungen Download PDF

Info

Publication number
EP2465823A3
EP2465823A3 EP20120157760 EP12157760A EP2465823A3 EP 2465823 A3 EP2465823 A3 EP 2465823A3 EP 20120157760 EP20120157760 EP 20120157760 EP 12157760 A EP12157760 A EP 12157760A EP 2465823 A3 EP2465823 A3 EP 2465823A3
Authority
EP
European Patent Office
Prior art keywords
product stream
washing system
washing
nitroaromatic compounds
nitroaromatic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20120157760
Other languages
English (en)
French (fr)
Other versions
EP2465823A2 (de
Inventor
Sergio Berretta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Noram International Ltd
Original Assignee
Noram International Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Noram International Ltd filed Critical Noram International Ltd
Publication of EP2465823A2 publication Critical patent/EP2465823A2/de
Publication of EP2465823A3 publication Critical patent/EP2465823A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/38—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/06—Controlling or monitoring parameters in water treatment pH

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
EP20120157760 2009-08-18 2009-08-18 Waschsystem für nitroaromatische Verbindungen Withdrawn EP2465823A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/IB2009/006570 WO2011021057A1 (en) 2009-08-18 2009-08-18 Washing system for nitroaromatic compounds
EP09786147.0A EP2462063B1 (de) 2009-08-18 2009-08-18 Waschsystem für nitroaromatische verbindungen

Related Parent Applications (2)

Application Number Title Priority Date Filing Date
EP09786147.0A Division-Into EP2462063B1 (de) 2009-08-18 2009-08-18 Waschsystem für nitroaromatische verbindungen
EP09786147.0 Division 2009-08-18

Publications (2)

Publication Number Publication Date
EP2465823A2 EP2465823A2 (de) 2012-06-20
EP2465823A3 true EP2465823A3 (de) 2012-08-22

Family

ID=42101340

Family Applications (2)

Application Number Title Priority Date Filing Date
EP09786147.0A Active EP2462063B1 (de) 2009-08-18 2009-08-18 Waschsystem für nitroaromatische verbindungen
EP20120157760 Withdrawn EP2465823A3 (de) 2009-08-18 2009-08-18 Waschsystem für nitroaromatische Verbindungen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP09786147.0A Active EP2462063B1 (de) 2009-08-18 2009-08-18 Waschsystem für nitroaromatische verbindungen

Country Status (7)

Country Link
US (1) US9040758B2 (de)
EP (2) EP2462063B1 (de)
KR (1) KR101612987B1 (de)
CN (1) CN102471092B (de)
HU (1) HUE030104T2 (de)
PT (1) PT2462063T (de)
WO (1) WO2011021057A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2705020T3 (pl) 2011-05-19 2015-09-30 Meissner Gmbh & Co Kg Josef Sposób i urządzenie do oczyszczania produktów nitrowania
US8697921B2 (en) * 2011-08-09 2014-04-15 Basf Se Process for purifying wastewaters from the workup of crude aromatic nitro compounds
WO2013020798A1 (de) * 2011-08-09 2013-02-14 Basf Se Verfahren zur aufreinigung von abwässern aus der aufarbeitung von rohen aromatischen nitroverbindungen
WO2013020961A1 (de) * 2011-08-09 2013-02-14 Basf Se Verfahren zur aufreinigung von abwässern aus der aufarbeitung von rohen aromatischen nitroverbindungen
US20130041188A1 (en) * 2011-08-09 2013-02-14 Basf Se Process for purifying wastewaters from the workup of crude aromatic nitro compounds
DE102011081898A1 (de) 2011-08-31 2013-02-28 Bayer Materialscience Aktiengesellschaft Verfahren zur kontinuierlichen Herstellung von Nitrobenzol
ES2570530T3 (es) * 2012-04-25 2016-05-18 Basf Se Método para lavar dinitrotolueno
WO2014170250A1 (de) 2013-04-18 2014-10-23 Bayer Materialscience Ag Verfahren zur aufarbeitung von abwasser aus der nitro-benzolherstellung
KR102176381B1 (ko) 2013-04-18 2020-11-10 코베스트로 도이칠란트 아게 니트로벤젠 제조로부터의 폐수의 후처리 방법
PT106909B (pt) * 2013-04-26 2017-06-01 Cuf - Quim Ind S A Processo e equipamento para remoção de impurezas de compostos aromáticos nitrados
JP6661555B2 (ja) 2014-06-24 2020-03-11 コベストロ、ドイチュラント、アクチエンゲゼルシャフトＣｏｖｅｓｔｒｏ Ｄｅｕｔｓｃｈｌａｎｄ Ａｇ ニトロベンゼンの製造方法
DE102015106617B4 (de) * 2014-07-07 2017-09-21 Josef Meissner Gmbh & Co. Kg Verfahren zur Aufreinigung von Rohdinitrotoluolen
CN104447343A (zh) * 2014-10-29 2015-03-25 青岛科技大学 一种邻硝基甲苯分离过程中副产蒸汽的方法
US10155719B2 (en) * 2015-06-12 2018-12-18 Noram International Limited Method of purifying nitrated aromatic compounds from a nitration process

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US4371731A (en) * 1981-09-04 1983-02-01 Phillips Petroleum Company Alkylation process
US4604214A (en) * 1985-08-16 1986-08-05 Air Products And Chemicals, Inc. Removal of nitrocresols from dinitrotoluene waste streams using fentons reagent
US4925565A (en) * 1988-09-12 1990-05-15 First Chemical Corporation Process for extracting and disposing of nitrophenolic by-products
US5124026A (en) * 1989-07-18 1992-06-23 Amoco Corporation Three-stage process for deasphalting resid, removing fines from decanted oil and apparatus therefor
US5820764A (en) * 1993-12-31 1998-10-13 Rhone-Poulenc Chimie Treatment/removal of byproduct aqueous effluents comprising hydroxynitro-aromatic compounds
US6288289B1 (en) * 2000-01-27 2001-09-11 Noram Engineering And Constructors Ltd. Integrated effluent treatment process for nitroaromatic manufacture
EP1593654A1 (de) * 2004-04-10 2005-11-09 Bayer MaterialScience AG Verfahren zur Aufarbeitung von aromatische Nitroverbindungen enthaltenen Abwässern
US7326816B2 (en) * 2006-02-03 2008-02-05 Bayer Materialscience Ag Process for the production of nitrobenzene
US7470826B2 (en) * 2005-10-18 2008-12-30 Josef Meissner Gmbh & Co. Kg Recovery of nitrating acid mixtures from nitration processes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4597875A (en) * 1985-05-07 1986-07-01 Air Products And Chemicals, Inc. Precipitative removal of nitrocresols from dinitrotoluene waste streams
US5763696A (en) 1997-03-26 1998-06-09 Arco Chemical Technology, L.P. Removal of dinitrotoluene from process water
US6506948B1 (en) * 2002-02-07 2003-01-14 Air Products And Chemicals, Inc. Toluene extraction of dinitrotoluene wash water

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936360A (en) * 1971-04-07 1976-02-03 The Standard Oil Company Process for distillation and recovery of olefinic nitriles
US4371731A (en) * 1981-09-04 1983-02-01 Phillips Petroleum Company Alkylation process
US4604214A (en) * 1985-08-16 1986-08-05 Air Products And Chemicals, Inc. Removal of nitrocresols from dinitrotoluene waste streams using fentons reagent
US4925565A (en) * 1988-09-12 1990-05-15 First Chemical Corporation Process for extracting and disposing of nitrophenolic by-products
US5124026A (en) * 1989-07-18 1992-06-23 Amoco Corporation Three-stage process for deasphalting resid, removing fines from decanted oil and apparatus therefor
US5820764A (en) * 1993-12-31 1998-10-13 Rhone-Poulenc Chimie Treatment/removal of byproduct aqueous effluents comprising hydroxynitro-aromatic compounds
US6288289B1 (en) * 2000-01-27 2001-09-11 Noram Engineering And Constructors Ltd. Integrated effluent treatment process for nitroaromatic manufacture
EP1593654A1 (de) * 2004-04-10 2005-11-09 Bayer MaterialScience AG Verfahren zur Aufarbeitung von aromatische Nitroverbindungen enthaltenen Abwässern
US7344650B2 (en) * 2004-04-10 2008-03-18 Bayer Materialscience Ag Process for the working-up of waste waters containing aromatic nitro compounds
US7470826B2 (en) * 2005-10-18 2008-12-30 Josef Meissner Gmbh & Co. Kg Recovery of nitrating acid mixtures from nitration processes
US7326816B2 (en) * 2006-02-03 2008-02-05 Bayer Materialscience Ag Process for the production of nitrobenzene

Also Published As

Publication number Publication date
CN102471092A (zh) 2012-05-23
HUE030104T2 (en) 2017-04-28
WO2011021057A1 (en) 2011-02-24
US9040758B2 (en) 2015-05-26
US20120136181A1 (en) 2012-05-31
KR101612987B1 (ko) 2016-04-15
PT2462063T (pt) 2016-07-07
EP2465823A2 (de) 2012-06-20
EP2462063B1 (de) 2016-05-04
EP2462063A1 (de) 2012-06-13
CN102471092B (zh) 2013-11-06
KR20120073233A (ko) 2012-07-04

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